Answer: an economic phenomenon where two parties each hold an item the other wants, so they exchange these items directly without any monetary medium!!
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The Romans used the Arch and Dome for buildings mostly, for example the aqueducts.
First of all, the Spanish (along with the rest of the large European countries at the time) had guns and other military technology. With the advantage of having gunpowder, the Spanish were able to relatively easily conquer the indigenous peoples in the Americas. Another point is the Spanish military training; the American civilizations had no military training that matched the strict codes of the European countries, so the precision of the Spanish helped them conquer.
I was not well with this case. Although I understood that students have the right to speak, I think it's also important to avoid the chaos in the student's life. I think school does is gently protecting the rights of these students representing the majority. If I understand that newspapers are a source reports that everyone has the right but I think this is a school setting and the office has the right to fix the document if necessary.
<span> C. Greek settlements belonged to the Confederation of Greece, which elected a leader every four years</span>
